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I have been looking at upgrading the air intake in my ///M Roadster.
Both Jim Conforti and Steve Dinan seem to be the guys with the best air intakes. But, when I look at the performance figures from them, it looks to me like an air intake does not do much performance wise. Neither shows dyno. results for the air intake alone. It is always bundled with their chip. When you compare the chip alone dyno numbers, with the chip and air intake dyno. numbers, it seems to me that the numbers are very close. There does not seem to be much gain from adding an intake over the chip alone.
Conflicting Jim Conforti results can be found here: http://www.sharked.com/hardware.htm and http://www.bonnevillemotorwerks.com/e36m3-dyno.html
Steve Dinan results can be found here: (Chip) http://www.dinanbmw.com/html/Z3/MZ3_soft.htm and (Chip & Intake) http://www.dinanbmw.com/html/Z3/MZ3_cold.htm. I have detailed dyno. numbers from Steve Dinan that anyone can pick up by going to his shop. Again, the detailed numbers do not show a dyno. for the intake alone and do not show much of a gain for the intake plus chip over the chip alone.
Am I missing something? Please tell me I'm wrong! I would love to have a few extra horses from an intake that really works.
Confused,
Lester